This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/CNTA/capital-change-brief"
Use Arkolith's capital_change_brief for CNTA. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Avoro Capital Advisors LLC | $454.0M | 11.4M | ▼−21% Reduced · −3.1M sh | Q1 2026 | |
| 2 | Index Venture Life Associates VI Ltd | $395.7M | 10.0M | —Held | Q1 2026 | |
| 3 | ADAGE CAPITAL PARTNERS GP, L.L.C. | $354.5M | 8.9M | ▼−21% Reduced · −2.4M sh | Q1 2026 | |
| 4 | Pentwater Capital Management LP | $324.5M | 8.2M | ▲New +8.2M sh | Q1 2026 | |
| 5 | FMR LLC | $272.2M | 6.9M | ▼−24% Reduced · −2.1M sh | Q1 2026 | |
| 6 | EcoR1 Capital, LLC | $238.3M | 6.0M | ▲+93% Added · +2.9M sh | Q1 2026 | |
| 7 | PERCEPTIVE ADVISORS LLC | $208.9M | 5.3M | ▲+80% Added · +2.3M sh | Q1 2026 | |
| 8 | FARALLON CAPITAL MANAGEMENT LLC | $191.0M | 4.8M | ▼−11% Reduced · −568K sh | Q1 2026 | |
| 9 | TCG Crossover Management, LLC | $170.3M | 4.3M | —Held | Q1 2026 | |
| 10 | MORGAN STANLEY | $169.5M | 4.3M | ▲+285% Added · +3.2M sh | Q1 2026 | |
| 11 | Paradigm Biocapital Advisors LP | $142.0M | 3.6M | ▲New +3.6M sh | Q1 2026 | |
| 12 | JANUS HENDERSON GROUP PLC | $138.7M | 3.5M | ▼−15% Reduced · −601K sh | Q1 2026 | |
| 13 | Deep Track Capital, LP | $125.4M | 3.2M | ▲+58% Added · +1.2M sh | Q1 2026 | |
| 14 | Logos Global Management LP | $84.4M | 2.1M | ▲11× Added · +1.9M sh | Q1 2026 | |
| 15 | RTW INVESTMENTS, LP | $81.6M | 2.1M | ▲+15% Added · +263K sh | Q1 2026 | |
| 16 | FEDERATED HERMES, INC. | $81.4M | 2.0M | ▼−12% Reduced · −293K sh | Q1 2026 | |
| 17 | BRAIDWELL LP | $78.9M | 2.0M | ▼−9.2% Reduced · −202K sh | Q1 2026 | |
| 18 | BANK OF AMERICA CORP /DE/ | $76.8M | 1.9M | ▲+104% Added · +983K sh | Q1 2026 | |
| 19 | MAVERICK CAPITAL LTD | $73.7M | 1.9M | ▲+13% Added · +211K sh | Q1 2026 | |
| 20 | First Light Asset Management, LLC | $62.0M | 1.6M | ▼−32% Reduced · −718K sh | Q1 2026 | |
| 21 | Affinity Asset Advisors, LLC | $55.6M | 1.4M | ▲+133% Added · +799K sh | Q1 2026 | |
| 22 | Foresite Capital Management VI LLC | $54.2M | 1.4M | —Held | Q1 2026 | |
| 23 | GENERAL ATLANTIC, L.P. | $53.8M | 1.4M | ▼−78% Reduced · −4.8M sh | Q1 2026 | |
| 24 | GOLDMAN SACHS GROUP INC | $45.5M | 1.1M | ▲+47% Added · +366K sh | Q1 2026 | |
| 25 | Siren, L.L.C. | $41.8M | 1.1M | ▼−74% Reduced · −3.0M sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 24, 2026 | Kulkarni Samarth | Director | Disposed to issuer (D) | 208K | — |
| Jun 24, 2026 | GOYAL ARJUN | Director | Disposed to issuer (D) | 463K | — |
| Jun 24, 2026 | GOYAL ARJUN | Director | Disposed to issuer (D) | 65K | — |
| Jun 24, 2026 | GOYAL ARJUN | Director | Disposed to issuer (D) | 48K | — |
| Jun 24, 2026 | INDEX VENTURES LIFE VI (JERSEY) L.P. | 10% Owner | Sell (S) | 9.8M | — |
| Jun 24, 2026 | INDEX VENTURES LIFE VI (JERSEY) L.P. | 10% Owner | Sell (S) | 149K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 66K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 584K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 230K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 31K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 125K | — |
| Jun 24, 2026 | Weinhoff Gregory M | Chief Business Officer | Disposed to issuer (D) | 100K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| BOSTON SCIENTIFIC CORPBSX | 43 funds | $1.8B |
| INTUITIVE SURGICAL INCISRG | 41 funds | $2.8B |
| NVIDIA CORPNVDA | 39 funds | $23.8B |
| ELI LILLY & COLLY | 39 funds | $3.7B |
| REVOLUTION MEDICINES INCRVMD | 39 funds | $3.5B |
| AMAZON.COM INCAMZN | 38 funds | $15.3B |
| MICROSOFT CORPMSFT | 38 funds | $14.3B |
| ALPHABET INC-CL AGOOGL | 37 funds | $9.9B |
| ADVANCED MICRO DEVICESAMD | 37 funds | $2.2B |
| DANAHER CORPDHR | 37 funds | $2.1B |
| BROADCOM INCAVGO | 36 funds | $8.0B |
| META PLATFORMS INC-CLASS AMETA | 36 funds | $7.3B |
Ranked by how many of CNTA's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CNTA. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.